The notion of living entities in human shape, intelligent but not human: look upon it as an experiment conducted upon the stuff of being. Shall they be smaller than we? Bushier, perhaps? What impulses bring about these particular condensations? To what extent do the alien existences depend upon certain crystallizations of our own thought, perhaps upon our very words? Shall we postulate elves, speaking the word aloud so as to give life to a certain meaningful vibration?